Affiliation: | 1. Seattle Children''s Hospital, Seattle, Washington;2. Arnold Palmer Hospital for Children, Orlando, Florida;3. American Society of Echocardiography, Durham, North Carolina;4. Gwinnett Medical Center, Lawrenceville, Georgia;5. University of California, San Diego, San Diego, California;6. Lucile Packard Children''s Hospital, Palo Alto, California;g. CHOC Children''s Hospital, Orange, California;h. Children''s Hospital of Pittsburgh of UPMC, University of Pittsburgh, Pittsburgh, Pennsylvania;i. Icahn School of Medicine, Mount Sinai Medical Center, New York, New York |